1113244477 has 2 divisors, whose sum is σ = 1113244478. Its totient is φ = 1113244476.

The previous prime is 1113244471. The next prime is 1113244481. The reversal of 1113244477 is 7744423111.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1112489316 + 755161 = 33354^2 + 869^2 .

It is a cyclic number.

It is not a de Polignac number, because 1113244477 - 2³ = 1113244469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1113244471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 556622238 + 556622239.

It is an arithmetic number, because the mean of its divisors is an integer number (556622239).

Almost surely, 2^1113244477 is an apocalyptic number.

It is an amenable number.

1113244477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1113244477 is an equidigital number, since it uses as much as digits as its factorization.

1113244477 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 18816, while the sum is 34.

The square root of 1113244477 is about 33365.3184759265. The cubic root of 1113244477 is about 1036.4066312332.

Adding to 1113244477 its reverse (7744423111), we get a palindrome (8857667588).

The spelling of 1113244477 in words is "one billion, one hundred thirteen million, two hundred forty-four thousand, four hundred seventy-seven".